CVE-2026-67288
CVE-2026-67288: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium5.3
Medium [CVE-2026-67288] Denial of Service via crafted smartcard cache requests
CVE-2026-67288Source published Source updated
FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard cache request decoders that accept NULL NDR pointers for LookupName in SCARD_IOCTL_READCACHEA and SCARD_IOCTL_WRITECACHEA operations. When smartcard emulation is enabled, attackers can send crafted smartcard cache requests with NULL lookup-name pointers to trigger strlen() on a null pointer, causing client process termination. A flaw was found in FreeRDP. This can lead to a null pointer dereference, causing the client process to terminate and disrupting active remote desktop sessions. A Moderate denial of service flaw affects FreeRDP in Red Hat products. When smartcard emulation is enabled, a remote attacker can exploit this vulnerability by sending malformed smartcard cache requests, leading to a null…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
- Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
- Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
6 more entries in the full advisory.
- Source-reported affected versions
- < 3.29.0
- Source-reported fixed versions
- freerdp-2:3.10.3-12.el10_2.10
- freerdp-2:2.11.7-12.el8_10
- freerdp-2:2.2.0-14.el8_4.3
- freerdp-2:2.2.0-7.el8_6.12
8 more entries in the full advisory.
- Mitigation guidance
- If smartcard redirection/emulation is unused, do not enable it (omit /smartcard and /smartcard-logon, or start with /smartcard:off). Only connect FreeRDP clients to trusted RDP endpoints
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